PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AM12-018O-Ring

D&w Fine Pack Llc Dba Wilkinson Industries · NSN 5331-00-618-0799 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-618-0799 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-618-0799. Primary manufacturer part number: AM12-018.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Outside Diameter: 0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
  • 50 verified cross-references
  • Primary manufacturer: D&w Fine Pack Llc Dba Wilkinson Industries
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-618-0799, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is D&w Fine Pack Llc Dba Wilkinson Industries. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 26 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-618-0799
Primary Part NumberAM12-018
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerD&w Fine Pack Llc Dba Wilkinson Industries
StatusCANCELLED
Center Hole Diameter0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Outside Diameter0.864 INCHES MINIMUM AND 0.894 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-101-7991762032PT175 INTERCHANGEABLE
Resistor,fixed,wire Wound
Westinghouse Electric Corp
5330-00-146-2996 INTERCHANGEABLE
Gasket
5331-00-235-4960018-7507 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
4730-00-277-9660 INTERCHANGEABLE
Nipple,pipe
2915-00-314-5959196425 INTERCHANGEABLE
Body Assembly,orifi
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5305-00-480-6182196425 INTERCHANGEABLE
Screw,special
Telemechanics Inc
5331-00-551-8232914-6 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
5331-00-551-8441MS28775-019 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-559-2636018-8297 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
5340-00-673-377301122R INTERCHANGEABLE
Key Blank
Ilco Unican Corp Dba Wolf Sales
Cross-Reference Index
Part NumberManufacturer
701152-018 Zf Industrieantriebe Witten Gmbh (DEU)
018-7377 Parker Hannifin Corporation Div O-Ring Division (USA)
18,77X1,78-24B7 Stacem (FRA)
7377-18 Parker Hannifin Corporation Div O-Ring Division (USA)
2-018 N304-75 Parker-Hannifin Corp Div O-Ring Division (USA)
1446-18 Parker-Hannifin Corporation Div O-Ring Division (USA)
P48026-18 Kerr-Mcgee Chemical Corp (USA)
75476 Zf Industrieantriebe Witten Gmbh (DEU)
2764-C ITEM 2 Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
018-7507 Zf Industrieantriebe Witten Gmbh (DEU)
AM12-018 PRIMARY D&w Fine Pack Llc Dba Wilkinson Industries (USA)
914-6 Zf Industrieantriebe Witten Gmbh (DEU)
SR 832-75-018 Stillman Seal Corporation Div Stillman Seal Corperation (USA)
ARP568-018MIP55 16-70 Zf Industrieantriebe Witten Gmbh (DEU)
MS28775-18 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
4013PC Zf Industrieantriebe Witten Gmbh (DEU)
4013 Zf Industrieantriebe Witten Gmbh (DEU)
P48026-018 Acushnet Rubber Company, Inc. Dba Precix (USA)
N0304-75 2-018 Zf Industrieantriebe Witten Gmbh (DEU)
GV-39-619-6-70D Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5905-00-101-7991INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
762032PT175
5330-00-146-2996INTERCHANGEABLE
GASKET
5331-00-235-4960INTERCHANGEABLE
O-RING
018-7507
4730-00-277-9660INTERCHANGEABLE
NIPPLE,PIPE
2915-00-314-5959INTERCHANGEABLE
BODY ASSEMBLY,ORIFI
196425
5305-00-480-6182INTERCHANGEABLE
SCREW,SPECIAL
196425
5331-00-551-8232INTERCHANGEABLE
O-RING
914-6
5331-00-551-8441INTERCHANGEABLE
O-RING
MS28775-019
5331-00-559-2636INTERCHANGEABLE
O-RING
018-8297
5340-00-673-3773INTERCHANGEABLE
KEY BLANK
01122R
2520-00-737-7018INTERCHANGEABLE
FORK
590515
6625-00-764-8220INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY

Frequently Asked Questions

What is NSN 5331-00-618-0799?

NSN 5331-00-618-0799 is a O-Ring, manufactured by D&w Fine Pack Llc Dba Wilkinson Industries, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-618-0799?

NSN 5331-00-618-0799 has 50 cross-referenced part numbers: 701152-018 (Zf Industrieantriebe Witten Gmbh), 018-7377 (Parker Hannifin Corporation Div O-Ring Division), 18,77X1,78-24B7 (Stacem), 7377-18 (Parker Hannifin Corporation Div O-Ring Division), 2-018 N304-75 (Parker-Hannifin Corp Div O-Ring Division) and 45 more.

What NSN replaces 5331-00-618-0799?

There are 12 known substitutes for 5331-00-618-0799: 5905-00-101-7991, 5330-00-146-2996, 5331-00-235-4960 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AM12-018?

Key specifications for AM12-018: Center Hole Diameter: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN; End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-618-0799 still in active supply?

NSN 5331-00-618-0799 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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